She heard from Director Xia that at the engagement banquet, Ruan Bai publicly broke off the engagement, making Mu's family a laughingstock. She thought that with Mu always being so cold and ruthless, Ruan Bai would soon be out of the picture, and Director Xia would take her place. Therefore, she shamelessly humiliated her.,Xu Lei had never thought that Mu Zong would have such a deep obsession with this Ruan Bai. Even after such a scandal, he still defended her. If she had known earlier, she wouldn't have come to humiliate her.,This certificate is highly valued and not easy to obtain. Out of millions of architectural designers nationwide, only over four hundred thousand hold a registered architect license.。